Cloudera

DS-200 · Question #2

You are running a Hadoop cluster with all monitoring facilities properly configured. Which scenario will go undetected?

The correct answer is C. The NameNode goes down. See the full explanation below for the reasoning.

Question

You are running a Hadoop cluster with all monitoring facilities properly configured. Which scenario will go undetected?

Options

AMap or reduce tasks that are stuck in an infinite loop.
BHDFS is almost full.
CThe NameNode goes down.
DA DataNode is disconnectedfrom the cluster.
EMapReduce jobs that are causing excessive memory swaps.

How the community answered

(55 responses)

A
2% (1)
B
9% (5)
C
82% (45)
D
4% (2)
E
4% (2)

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